Who wants to play fortnte with me

What is the y intercept of f(x)=(1/2)^x?

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?